#5B9986
Closest named color: Grey Teal (#5E9B8A). oklch(63.5% 0.071 172.3), rgb(91, 153, 134).
Aa
Black text reads best on this color (6.34:1).
About this color
#5B9986 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.071 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.008 away. Black text reads best on it, at 6.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.34:1 |
| White text | 3.30:1 |
Values
| HEX | #5B9986 |
| RGB | rgb(91, 153, 134) |
| HSL | hsl(162, 25%, 48%) |
| OKLCH | oklch(63.5% 0.071 172.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5B9986 | 3.30:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #5B9986 | 6.34:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #5B9986 text on white | 3.30:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #5B9986 text on black | 6.34:1 | AA | Lc -41.3 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CDDDD8
oklch(88.4% 0.018 175.3)
-
Step 300
300
#ABC8BE
oklch(80.8% 0.034 172.6)
-
Step 400
400
#7DAC9D
oklch(70.6% 0.055 172.9)
-
Step 500
500 (this color)
#5B9986
oklch(63.5% 0.071 172.3)
-
Step 600
600
#3D826E
oklch(55.6% 0.077 172)
-
Step 700
700
#2E6E5C
oklch(49.1% 0.072 172.1)
-
Step 800
800
#285A4B
oklch(42.8% 0.06 171.3)
-
Step 900
900
#254A3F
oklch(37.8% 0.047 172.3)
-
Step 950
950
#172B25
oklch(27% 0.028 173)
#5B9986 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #959285 | 0.073 |
| Deuteranopia (no green cones) | #8B8A87 | 0.070 |
| Tritanopia (no blue cones) | #489A93 | 0.023 |
| Achromatopsia (no color) | #8D8D8D | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B9986
#5B9986
oklch(63.5% 0.071 172.3)
- #AD798F
#AD798F
oklch(63.5% 0.071 352.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5B9986, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.008
- Dull Teal #5F9E8F ΔE 0.018
- Sea #3C9992 ΔE 0.029
- Dusty Teal #4C9085 ΔE 0.032
- Persian Green #2A9D8F ΔE 0.035
- Cadet Blue #5F9EA0 ΔE 0.038
- Green Grey #77926F ΔE 0.040
- Slate Green #658D6D ΔE 0.041
Use #5B9986 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.